28478177

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{839}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 35185920

約数和(自身を除く): 6707743

約数列:

[1, 7, 13, 91, 373, 839, 2611, 4849, 5873, 10907, 33943, 76349, 312947, 2190629, 4068311, 28478177]

約数ペア:

[(1, 28478177), (7, 4068311), (13, 2190629), (91, 312947), (373, 76349), (839, 33943), (2611, 10907), (4849, 5873)]